Explanatory notes
… or act as stimulants. Many are used for therapeutic purposes. (1) Rutoside (rutin)* , found in many plants, … in plants of the Digitalis genus (e.g., D . lanata , D . purpurea ). Certain are important in medicine as heart … (e.g., a natural mixture of digitalis glycosides containing purpurea glycosides A and B, digitoxin, gitoxin, gitaloxin, …